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Allen-Bradley 140MT-C3E-C32 Motor Protection Circuit Breaker

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Allen-Bradley 140MT-C3E-C32

by Allen-Bradley

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OverviewProvide crucial protection for your industrial motors with the Allen-Bradley 140MT-C3E-C32 Motor Protection Circuit Breaker (MPCB). This device ensures dependable operation in demanding environments by guarding against both overload and short-circuit conditions, common causes of motor damage and unexpected downtime. From a leader in industrial automation, the 140MT-C3E-C32 showcases sturdy construction and precise engineering, integrating smoothly into various motor control setups to enhance safety and efficiency. Its robust C frame design contributes to consistent performance even under heavy industrial loads.Key Features Adjustable Thermal Overload Protection (26.5-32A): Customize protection settings to precisely match your motor's specifications, preventing thermal damage from sustained overcurrents. Rapid Trip Class 10 Response: Ensures quick disconnection during overload events, significantly reducing potential harm and operational interruptions. Fixed Magnetic Trip at 14x Ie: Offers immediate short-circuit protection, vital for avoiding catastrophic motor failures and extensive system damage. Standard Breaking Capacity: Delivers reliable interruption of fault currents across a broad spectrum of industrial applications. Industrial-Grade C Frame Build: Constructed for exceptional durability and vigorous performance in challenging operational settings, promoting extended device lifespan. Comprehensive Motor Safeguarding: Combines both overload and short-circuit protection within one compact unit, simplifying installation and ongoing maintenance. Technical SpecificationsThe Allen-Bradley 140MT-C3E-C32 is meticulously designed with the following technical details to meet rigorous industrial benchmarks: Model: 140MT-C3E-C32 Breaker Type: Motor Protection Circuit Breaker (MPCB) Frame Size: C Frame Current Rating: 26.5-32A (Configurable thermal overload range) Trip Class: 10 Magnetic Trip Setting: Fixed at 14 times the nominal current (14x Ie) Breaking Capacity: Standard Protection Functions: Overload and Short-Circuit Brand: Allen-Bradley ApplicationsThe adaptability and consistent performance of the Allen-Bradley 140MT-C3E-C32 MPCB make it an excellent selection for diverse industrial uses requiring strong motor protection: Industrial Automation and Machine Control: Essential for protecting motors in automated production lines, CNC machinery, and robotic systems. HVAC Systems and Pump Protection: Guarantees continuous operation and prevents damage to motors in heating, ventilation, air conditioning, and fluid pumping applications. Conveyor and Material Handling Setups: Provides crucial protection for motors powering conveyors, lifts, and other equipment used for material transport. Commercial and Industrial Building Services: Suitable for various motor-driven equipment found in large commercial and industrial properties. Fans and Compressors: Offers dependable protection for motors commonly employed in ventilation fans, industrial blowers, and air compressors. Why Choose This Model? Trusted Reliability from Allen-Bradley: Benefit from the proven quality and engineering excellence of Allen-Bradley, a brand recognized for leadership in industrial control. Precise and Customizable Motor Protection: The 26.5-32A adjustable thermal overload and Trip Class 10 ensure your motors receive exact protection, preventing costly damage. Enhanced Operational Safety: By integrating both overload and short-circuit protection, the 140MT-C3E-C32 significantly improves the safety of your personnel and equipment. Durability for Challenging Environments: The robust C Frame construction guarantees enduring performance and resilience against the demands of heavy industrial use. Reduced Downtime and Service Needs: Superior protection capabilities minimize unexpected motor failures, leading to fewer disruptions and lower maintenance requirements. Order NowEnhance the protection and lifespan of your industrial motors. Add the Allen-Bradley 140MT-C3E-C32 MPCB to your system today for unparalleled safety and efficiency.FAQWhat types of motors is the 140MT-C3E-C32 designed to protect?This MPCB is ideal for protecting a wide array of industrial motors across various applications, including those found in automation, HVAC, material handling, and commercial building services.How does the adjustable thermal overload protection work?The 140MT-C3E-C32 features a user-adjustable thermal overload range of 26.5-32A, allowing you to precisely set the protection level to match your specific motor's current requirements, thus safeguarding it from overheating due to sustained overcurrents.What is the benefit of a fixed magnetic trip at 14x Ie?A fixed magnetic trip at 14 times the rated current provides instant protection against short-circuit faults. This rapid response is critical for preventing severe damage to the motor and associated electrical systems during sudden, high-current events.Is this device suitable for harsh industrial settings?Absolutely. The 140MT-C3E-C32 features an industrial-grade C Frame design, which provides exceptional durability and robust performance, making it well-suited for demanding operational environments.Does this MPCB offer both overload and short-circuit protection?Yes, the 140MT-C3E-C32 integrates both thermal overload and magnetic short-circuit protection into a single, compact device, offering comprehensive safeguarding for your motors.

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PRODUCT DETAILS

Allen-Bradley 140MT-C3E-C32

Overview

This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

The Allen-Bradley 140MT-C3E-C32 is meticulously designed with the following technical details to meet rigorous industrial benchmarks:

  • Model: 140MT-C3E-C32
  • Breaker Type: Motor Protection Circuit Breaker (MPCB)
  • Frame Size: C Frame
  • Current Rating: 26.5-32A (Configurable thermal overload range)
  • Trip Class: 10
  • Magnetic Trip Setting: Fixed at 14 times the nominal current (14x Ie)
  • Breaking Capacity: Standard
  • Protection Functions: Overload and Short-Circuit
  • Brand: Allen-Bradley

Applications

The adaptability and consistent performance of the Allen-Bradley 140MT-C3E-C32 MPCB make it an excellent selection for diverse industrial uses requiring strong motor protection:

  • Industrial Automation and Machine Control: Essential for protecting motors in automated production lines, CNC machinery, and robotic systems.
  • HVAC Systems and Pump Protection: Guarantees continuous operation and prevents damage to motors in heating, ventilation, air conditioning, and fluid pumping applications.
  • Conveyor and Material Handling Setups: Provides crucial protection for motors powering conveyors, lifts, and other equipment used for material transport.
  • Commercial and Industrial Building Services: Suitable for various motor-driven equipment found in large commercial and industrial properties.
  • Fans and Compressors: Offers dependable protection for motors commonly employed in ventilation fans, industrial blowers, and air compressors.

Why Choose the 140MT-C3E-C32?

  • Trusted Reliability from Allen-Bradley: Benefit from the proven quality and engineering excellence of Allen-Bradley, a brand recognized for leadership in industrial control.
  • Precise and Customizable Motor Protection: The 26.5-32A adjustable thermal overload and Trip Class 10 ensure your motors receive exact protection, preventing costly damage.
  • Enhanced Operational Safety: By integrating both overload and short-circuit protection, the 140MT-C3E-C32 significantly improves the safety of your personnel and equipment.
  • Durability for Challenging Environments: The robust C Frame construction guarantees enduring performance and resilience against the demands of heavy industrial use.
  • Reduced Downtime and Service Needs: Superior protection capabilities minimize unexpected motor failures, leading to fewer disruptions and lower maintenance requirements.

Availability & Shipping

  • In stock: 140MT-C3E-C32 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 140MT-C3E-C32 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

This MPCB is ideal for protecting a wide array of industrial motors across various applications, including those found in automation, HVAC, material handling, and commercial building services.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

CUSTOMER REVIEWS

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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